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How to calculate valency. |
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Answer» For calculating valency yu need to subtract the no. Of valence electrons frm 8 If the valence electrons in last shell is less than 4 than valency remains same.if the valency remains more than 4 than valency is getted by subtracting it from8 For metal outer shelll contain electrons is its valencyFor non metal outer shell electrons subtracted by 8 |
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